Commits
practicalswift committed 1400270f120
[swiftc] Add test case for crash triggered in swift::DependentGenericTypeResolver::resolveSelfAssociatedType(swift::Type, swift::DeclContext*, swift::AssociatedTypeDecl*) Stack trace: ``` swift: /path/to/swift/lib/Sema/TypeCheckGeneric.cpp:46: virtual swift::Type swift::DependentGenericTypeResolver::resolveSelfAssociatedType(swift::Type, swift::DeclContext *, swift::AssociatedTypeDecl *): Assertion `archetype && "Bad generic context nesting?"' failed. 8 swift 0x0000000000e5511d swift::DependentGenericTypeResolver::resolveSelfAssociatedType(swift::Type, swift::DeclContext*, swift::AssociatedTypeDecl*) + 125 9 swift 0x0000000000e821b9 swift::TypeChecker::resolveTypeInContext(swift::TypeDecl*, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, bool, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 729 13 swift 0x0000000000e82e6e swift::TypeChecker::resolveIdentifierType(swift::DeclContext*, swift::IdentTypeRepr*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, bool, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 158 15 swift 0x0000000000e83dd4 swift::TypeChecker::resolveType(swift::TypeRepr*, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 164 16 swift 0x0000000000e82d7a swift::TypeChecker::validateType(swift::TypeLoc&, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 42 18 swift 0x0000000000e55cfc swift::TypeChecker::validateGenericFuncSignature(swift::AbstractFunctionDecl*) + 124 21 swift 0x0000000000e3288c swift::TypeChecker::validateDecl(swift::ValueDecl*, bool) + 780 22 swift 0x0000000001013c4c swift::DeclContext::lookupQualified(swift::Type, swift::DeclName, unsigned int, swift::LazyResolver*, llvm::SmallVectorImpl<swift::ValueDecl*>&) const + 2908 23 swift 0x000000000101265d swift::UnqualifiedLookup::UnqualifiedLookup(swift::DeclName, swift::DeclContext*, swift::LazyResolver*, bool, swift::SourceLoc, bool, bool) + 2269 24 swift 0x0000000000e5964b swift::TypeChecker::lookupUnqualified(swift::DeclContext*, swift::DeclName, swift::SourceLoc, swift::OptionSet<swift::NameLookupFlags, unsigned int>) + 187 27 swift 0x0000000000e82e6e swift::TypeChecker::resolveIdentifierType(swift::DeclContext*, swift::IdentTypeRepr*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, bool, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 158 29 swift 0x0000000000e83dd4 swift::TypeChecker::resolveType(swift::TypeRepr*, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 164 30 swift 0x0000000000e82d7a swift::TypeChecker::validateType(swift::TypeLoc&, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 42 31 swift 0x0000000000f11292 swift::IterativeTypeChecker::processResolveInheritedClauseEntry(std::pair<llvm::PointerUnion<swift::TypeDecl*, swift::ExtensionDecl*>, unsigned int>, llvm::function_ref<bool (swift::TypeCheckRequest)>) + 146 32 swift 0x0000000000f1051d swift::IterativeTypeChecker::satisfy(swift::TypeCheckRequest) + 493 33 swift 0x0000000000e2f3e9 swift::TypeChecker::resolveInheritanceClause(llvm::PointerUnion<swift::TypeDecl*, swift::ExtensionDecl*>) + 137 34 swift 0x0000000000e32991 swift::TypeChecker::validateDecl(swift::ValueDecl*, bool) + 1041 35 swift 0x0000000001013c4c swift::DeclContext::lookupQualified(swift::Type, swift::DeclName, unsigned int, swift::LazyResolver*, llvm::SmallVectorImpl<swift::ValueDecl*>&) const + 2908 36 swift 0x000000000101265d swift::UnqualifiedLookup::UnqualifiedLookup(swift::DeclName, swift::DeclContext*, swift::LazyResolver*, bool, swift::SourceLoc, bool, bool) + 2269 37 swift 0x0000000000e5964b swift::TypeChecker::lookupUnqualified(swift::DeclContext*, swift::DeclName, swift::SourceLoc, swift::OptionSet<swift::NameLookupFlags, unsigned int>) + 187 40 swift 0x0000000000e82e6e swift::TypeChecker::resolveIdentifierType(swift::DeclContext*, swift::IdentTypeRepr*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, bool, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 158 42 swift 0x0000000000e83dd4 swift::TypeChecker::resolveType(swift::TypeRepr*, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 164 43 swift 0x0000000000e82d7a swift::TypeChecker::validateType(swift::TypeLoc&, swift::DeclContext*, swift::OptionSet<swift::TypeResolutionFlags, unsigned int>, swift::GenericTypeResolver*, llvm::function_ref<bool (swift::TypeCheckRequest)>*) + 42 45 swift 0x0000000000e55cfc swift::TypeChecker::validateGenericFuncSignature(swift::AbstractFunctionDecl*) + 124 50 swift 0x0000000000e37dc6 swift::TypeChecker::typeCheckDecl(swift::Decl*, bool) + 150 51 swift 0x0000000000e04612 swift::performTypeChecking(swift::SourceFile&, swift::TopLevelContext&, swift::OptionSet<swift::TypeCheckingFlags, unsigned int>, unsigned int) + 1474 52 swift 0x0000000000caf3af swift::CompilerInstance::performSema() + 2975 54 swift 0x0000000000775047 frontend_main(llvm::ArrayRef<char const*>, char const*, void*) + 2487 55 swift 0x000000000076fc35 main + 2773 Stack dump: 0. Program arguments: /path/to/build/Ninja-ReleaseAssert/swift-linux-x86_64/bin/swift -frontend -c -primary-file validation-test/compiler_crashers/28207-swift-dependentgenerictyperesolver-resolveselfassociatedtype.swift -target x86_64-unknown-linux-gnu -disable-objc-interop -module-name main -o /tmp/28207-swift-dependentgenerictyperesolver-resolveselfassociatedtype-2cf8ca.o 1. While type-checking 'A' at validation-test/compiler_crashers/28207-swift-dependentgenerictyperesolver-resolveselfassociatedtype.swift:8:1 2. While resolving type A at [validation-test/compiler_crashers/28207-swift-dependentgenerictyperesolver-resolveselfassociatedtype.swift:9:8 - line:9:8] RangeText="A" 3. While resolving type f at [validation-test/compiler_crashers/28207-swift-dependentgenerictyperesolver-resolveselfassociatedtype.swift:10:24 - line:10:24] RangeText="f" 4. While type-checking 'f' at validation-test/compiler_crashers/28207-swift-dependentgenerictyperesolver-resolveselfassociatedtype.swift:10:26 5. While resolving type e at [validation-test/compiler_crashers/28207-swift-dependentgenerictyperesolver-resolveselfassociatedtype.swift:10:33 - line:10:33] RangeText="e" <unknown>:0: error: unable to execute command: Aborted <unknown>:0: error: compile command failed due to signal (use -v to see invocation) ```